doc(third-party-tools): remove instabug (#1438)

Author: erisu

www/_data/tools.yml

@@ -65,15 +65,6 @@
         Framework agnostic, use it with plain Javascript,
         jQuery, Angular, React or Knockout.
 
--   name: Instabug
-    image: instabug.png
-    url: https://instabug.com/platforms/cordova
-    description: >
-        Instabug provides Cordova developers with a bug reporting and in-app
-        feedback solution. With a one minute install guide,
-         it enables users to seamlessly report bugs while automatically attaching
-        details such as network logs, repro-steps, etc.
-
 -   name: Quasar
     image: quasar-logo.svg
     url: https://quasar.dev